The Obama administration has recently revised the CAFE standards ...

[Mr. Wonderful]

The Obama administration has recently revised the CAFE standards affecting fuel economy of personal vehicles by mandating
 
  A) higher mileage four years sooner, in 2016.
  B) higher mileage in the same period, in 2020.
  C) lower mileage in the same period, in 2020.
  D) lower mileage about four years later, in 2024.

Question 2

Most amphibians in Georgia can tolerate the warm temperatures of summer. However, during one particularly dry year, when humidity was very low and temperatures were high, many of the frogs died. Which of the following best describes this situation?
 
  A) Temperature and humidity had synergistic and lethal effects.
  B) The frogs were pushed into their optimal habitats.
  C) The availability of food was probably the most important limiting factor.
  D) The environmental conditions were within the frogs' limits of tolerance.

[maaaaaaaaaa]

Answer to Question 1

A

Answer to Question 2

A

[Mr. Wonderful]

Excellent

[daiying98]

Gracias!